Throttle Position Learning Check

NOTE: If the malfunction indicator lamp (MIL) has been reported on, check for diagnostic trouble codes (DTCs)

Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard

Fig 1: Identifying Data Link Connector (DLC)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode
Make sure the HDS communicates with the PCM If it does not, go to the DLC circuit troubleshooting (see DLC CIRCUIT TROUBLESHOOTING )
Select the INSPECTION MENU with the HDS
Do the TP LEARNING CHECK in the ETCS TEST If needed, clean the throttle body (see THROTTLE BODY CLEANING )